1012201102002 has 16 divisors (see below), whose sum is σ = 2024414074080. Its totient is φ = 337398388992.

The previous prime is 1012201101997. The next prime is 1012201102013. The reversal of 1012201102002 is 2002011022101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929298 + ... + 1699410.

It is an arithmetic number, because the mean of its divisors is an integer number (126525879630).

Almost surely, 2^{1012201102002} is an apocalyptic number.

1012201102002 is an abundant number, since it is smaller than the sum of its proper divisors (1012212972078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012201102002 is a wasteful number, since it uses less digits than its factorization.

1012201102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989177.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1012201102002 its reverse (2002011022101), we get a palindrome (3014212124103).

The spelling of 1012201102002 in words is "one trillion, twelve billion, two hundred one million, one hundred two thousand, two".